ICU-21249 ICU 68 BRS - Clean up import statements
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/LongNameMultiplexer.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/LongNameMultiplexer.java
index a3f03c9..963f637 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/LongNameMultiplexer.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/LongNameMultiplexer.java
@@ -2,15 +2,15 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.number;
+import java.util.ArrayList;
+import java.util.List;
+
import com.ibm.icu.number.NumberFormatter;
import com.ibm.icu.text.PluralRules;
import com.ibm.icu.util.MeasureUnit;
import com.ibm.icu.util.NoUnit;
import com.ibm.icu.util.ULocale;
-import java.util.ArrayList;
-import java.util.List;
-
/**
* A MicroPropsGenerator that multiplexes between different LongNameHandlers,
* depending on the outputUnit.
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/MicroProps.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/MicroProps.java
index dfb5ffd..a75ac6b 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/MicroProps.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/MicroProps.java
@@ -2,6 +2,8 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.number;
+import java.util.List;
+
import com.ibm.icu.number.IntegerWidth;
import com.ibm.icu.number.NumberFormatter.DecimalSeparatorDisplay;
import com.ibm.icu.number.NumberFormatter.SignDisplay;
@@ -10,8 +12,6 @@
import com.ibm.icu.util.Measure;
import com.ibm.icu.util.MeasureUnit;
-import java.util.List;
-
/**
* MicroProps is the first MicroPropsGenerator that should be should be called,
* producing an initialized MicroProps instance that will be passed on and
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/MixedUnitLongNameHandler.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/MixedUnitLongNameHandler.java
index 1c01c35..3e22ed0 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/MixedUnitLongNameHandler.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/MixedUnitLongNameHandler.java
@@ -2,6 +2,9 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.number;
+import java.util.ArrayList;
+import java.util.List;
+
import com.ibm.icu.impl.FormattedStringBuilder;
import com.ibm.icu.impl.SimpleFormatterImpl;
import com.ibm.icu.impl.StandardPlural;
@@ -12,8 +15,6 @@
import com.ibm.icu.text.SimpleFormatter;
import com.ibm.icu.util.MeasureUnit;
import com.ibm.icu.util.ULocale;
-import java.util.ArrayList;
-import java.util.List;
/** Similar to LongNameHandler, but only for MIXED units. */
public class MixedUnitLongNameHandler
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/UnitConversionHandler.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/UnitConversionHandler.java
index 0612c63..424a58a 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/UnitConversionHandler.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/UnitConversionHandler.java
@@ -2,14 +2,14 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.number;
+import java.util.List;
+
import com.ibm.icu.impl.units.ComplexUnitsConverter;
import com.ibm.icu.impl.units.MeasureUnitImpl;
import com.ibm.icu.impl.units.UnitsData;
import com.ibm.icu.util.Measure;
import com.ibm.icu.util.MeasureUnit;
-import java.util.List;
-
/**
* A MicroPropsGenerator which converts a measurement from one MeasureUnit to
* another. In particular, the output MeasureUnit may be a mixed unit. (The
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/UsagePrefsHandler.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/UsagePrefsHandler.java
index ca20045..b490204 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/number/UsagePrefsHandler.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/number/UsagePrefsHandler.java
@@ -2,16 +2,16 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.number;
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.List;
+
import com.ibm.icu.impl.units.MeasureUnitImpl;
import com.ibm.icu.impl.units.UnitsRouter;
import com.ibm.icu.util.Measure;
import com.ibm.icu.util.MeasureUnit;
import com.ibm.icu.util.ULocale;
-import java.math.BigDecimal;
-import java.util.ArrayList;
-import java.util.List;
-
public class UsagePrefsHandler implements MicroPropsGenerator {
private final MicroPropsGenerator fParent;
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/ComplexUnitsConverter.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/ComplexUnitsConverter.java
index d864775..2570c90c 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/ComplexUnitsConverter.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/ComplexUnitsConverter.java
@@ -2,18 +2,18 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.units;
-import com.ibm.icu.impl.number.DecimalQuantity;
-import com.ibm.icu.impl.number.DecimalQuantity_DualStorageBCD;
-import com.ibm.icu.number.Precision;
-import com.ibm.icu.util.Measure;
-import com.ibm.icu.util.MeasureUnit;
-
import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
+import com.ibm.icu.impl.number.DecimalQuantity;
+import com.ibm.icu.impl.number.DecimalQuantity_DualStorageBCD;
+import com.ibm.icu.number.Precision;
+import com.ibm.icu.util.Measure;
+import com.ibm.icu.util.MeasureUnit;
+
/**
* Converts from single or compound unit to single, compound or mixed units.
* For example, from `meter` to `foot+inch`.
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/ConversionRates.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/ConversionRates.java
index eec294c..91c1aa3 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/ConversionRates.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/ConversionRates.java
@@ -4,17 +4,17 @@
package com.ibm.icu.impl.units;
+import java.math.BigDecimal;
+import java.math.MathContext;
+import java.util.ArrayList;
+import java.util.HashMap;
+
import com.ibm.icu.impl.ICUData;
import com.ibm.icu.impl.ICUResourceBundle;
import com.ibm.icu.impl.UResource;
import com.ibm.icu.util.MeasureUnit;
import com.ibm.icu.util.UResourceBundle;
-import java.math.BigDecimal;
-import java.math.MathContext;
-import java.util.ArrayList;
-import java.util.HashMap;
-
public class ConversionRates {
/**
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/MeasureUnitImpl.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/MeasureUnitImpl.java
index ec64cf5..7139c82 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/MeasureUnitImpl.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/MeasureUnitImpl.java
@@ -2,6 +2,11 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.units;
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.Comparator;
+
import com.ibm.icu.util.BytesTrie;
import com.ibm.icu.util.CharsTrie;
import com.ibm.icu.util.CharsTrieBuilder;
@@ -9,11 +14,6 @@
import com.ibm.icu.util.MeasureUnit;
import com.ibm.icu.util.StringTrieBuilder;
-import java.math.BigDecimal;
-import java.util.ArrayList;
-import java.util.Collections;
-import java.util.Comparator;
-
public class MeasureUnitImpl {
/**
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitConverter.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitConverter.java
index b3d4902..962a72f 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitConverter.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitConverter.java
@@ -2,14 +2,14 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.units;
-import com.ibm.icu.util.MeasureUnit;
+import static java.math.MathContext.DECIMAL128;
import java.math.BigDecimal;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.regex.Pattern;
-import static java.math.MathContext.DECIMAL128;
+import com.ibm.icu.util.MeasureUnit;
public class UnitConverter {
private BigDecimal conversionRate;
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitPreferences.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitPreferences.java
index 5dedeeb..92496e4 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitPreferences.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitPreferences.java
@@ -2,15 +2,15 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.units;
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.HashMap;
+
import com.ibm.icu.impl.ICUData;
import com.ibm.icu.impl.ICUResourceBundle;
import com.ibm.icu.impl.UResource;
import com.ibm.icu.util.UResourceBundle;
-import java.math.BigDecimal;
-import java.util.ArrayList;
-import java.util.HashMap;
-
public class UnitPreferences {
private HashMap<String, HashMap<String, UnitPreference[]>> mapToUnitPreferences = new HashMap<>();
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitsData.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitsData.java
index 7df22e8..c3e9108 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitsData.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitsData.java
@@ -4,15 +4,15 @@
package com.ibm.icu.impl.units;
+import java.util.ArrayList;
+import java.util.HashMap;
+
import com.ibm.icu.impl.ICUData;
import com.ibm.icu.impl.ICUResourceBundle;
import com.ibm.icu.impl.UResource;
import com.ibm.icu.util.MeasureUnit;
import com.ibm.icu.util.UResourceBundle;
-import java.util.ArrayList;
-import java.util.HashMap;
-
/**
* Responsible for all units data operations (retriever, analysis, extraction certain data ... etc.).
*/
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitsRouter.java b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitsRouter.java
index f2ebfda..3874f09 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitsRouter.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/impl/units/UnitsRouter.java
@@ -2,16 +2,16 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.impl.units;
+import java.math.BigDecimal;
+import java.util.ArrayList;
+import java.util.List;
+
import com.ibm.icu.impl.IllegalIcuArgumentException;
import com.ibm.icu.impl.number.MicroProps;
import com.ibm.icu.number.Precision;
import com.ibm.icu.util.Measure;
import com.ibm.icu.util.MeasureUnit;
-import java.math.BigDecimal;
-import java.util.ArrayList;
-import java.util.List;
-
/**
* `UnitsRouter` responsible for converting from a single unit (such as `meter` or `meter-per-second`) to
* one of the complex units based on the limits.
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/text/DateIntervalFormat.java b/icu4j/main/classes/core/src/com/ibm/icu/text/DateIntervalFormat.java
index 8a847d7..9befd1e 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/text/DateIntervalFormat.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/text/DateIntervalFormat.java
@@ -28,7 +28,6 @@
import com.ibm.icu.impl.SimpleFormatterImpl;
import com.ibm.icu.impl.Utility;
import com.ibm.icu.text.DateIntervalInfo.PatternInfo;
-import com.ibm.icu.text.DisplayContext;
import com.ibm.icu.util.Calendar;
import com.ibm.icu.util.DateInterval;
import com.ibm.icu.util.Output;
diff --git a/icu4j/main/classes/core/src/com/ibm/icu/util/MeasureUnit.java b/icu4j/main/classes/core/src/com/ibm/icu/util/MeasureUnit.java
index 9688950..c817f0b 100644
--- a/icu4j/main/classes/core/src/com/ibm/icu/util/MeasureUnit.java
+++ b/icu4j/main/classes/core/src/com/ibm/icu/util/MeasureUnit.java
@@ -8,15 +8,6 @@
*/
package com.ibm.icu.util;
-import com.ibm.icu.impl.CollectionSet;
-import com.ibm.icu.impl.ICUData;
-import com.ibm.icu.impl.ICUResourceBundle;
-import com.ibm.icu.impl.Pair;
-import com.ibm.icu.impl.UResource;
-import com.ibm.icu.impl.units.MeasureUnitImpl;
-import com.ibm.icu.impl.units.SingleUnitImpl;
-import com.ibm.icu.text.UnicodeSet;
-
import java.io.Externalizable;
import java.io.IOException;
import java.io.ObjectInput;
@@ -31,6 +22,15 @@
import java.util.Map;
import java.util.Set;
+import com.ibm.icu.impl.CollectionSet;
+import com.ibm.icu.impl.ICUData;
+import com.ibm.icu.impl.ICUResourceBundle;
+import com.ibm.icu.impl.Pair;
+import com.ibm.icu.impl.UResource;
+import com.ibm.icu.impl.units.MeasureUnitImpl;
+import com.ibm.icu.impl.units.SingleUnitImpl;
+import com.ibm.icu.text.UnicodeSet;
+
/**
* A unit such as length, mass, volume, currency, etc. A unit is
diff --git a/icu4j/main/tests/core/src/com/ibm/icu/dev/test/format/MeasureUnitTest.java b/icu4j/main/tests/core/src/com/ibm/icu/dev/test/format/MeasureUnitTest.java
index 3d2bd27..d5a4efd 100644
--- a/icu4j/main/tests/core/src/com/ibm/icu/dev/test/format/MeasureUnitTest.java
+++ b/icu4j/main/tests/core/src/com/ibm/icu/dev/test/format/MeasureUnitTest.java
@@ -8,6 +8,33 @@
*/
package com.ibm.icu.dev.test.format;
+import java.io.ByteArrayInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.IOException;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.io.Serializable;
+import java.lang.reflect.Field;
+import java.text.FieldPosition;
+import java.text.ParseException;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Set;
+import java.util.TreeMap;
+
+import org.junit.Assert;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
+
import com.ibm.icu.dev.test.TestFmwk;
import com.ibm.icu.dev.test.serializable.FormatHandler;
import com.ibm.icu.dev.test.serializable.SerializableTestUtility;
@@ -18,17 +45,13 @@
import com.ibm.icu.text.MeasureFormat.FormatWidth;
import com.ibm.icu.text.NumberFormat;
import com.ibm.icu.util.Currency;
-import com.ibm.icu.util.*;
-import org.junit.Assert;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.junit.runners.JUnit4;
-
-import java.io.*;
-import java.lang.reflect.Field;
-import java.text.FieldPosition;
-import java.text.ParseException;
-import java.util.*;
+import com.ibm.icu.util.CurrencyAmount;
+import com.ibm.icu.util.Measure;
+import com.ibm.icu.util.MeasureUnit;
+import com.ibm.icu.util.NoUnit;
+import com.ibm.icu.util.TimeUnit;
+import com.ibm.icu.util.TimeUnitAmount;
+import com.ibm.icu.util.ULocale;
/**
* See https://sites.google.com/site/icusite/processes/release/tasks/standards?pli=1
diff --git a/icu4j/main/tests/core/src/com/ibm/icu/dev/test/impl/UnitsTest.java b/icu4j/main/tests/core/src/com/ibm/icu/dev/test/impl/UnitsTest.java
index 69df74d..713dd89 100644
--- a/icu4j/main/tests/core/src/com/ibm/icu/dev/test/impl/UnitsTest.java
+++ b/icu4j/main/tests/core/src/com/ibm/icu/dev/test/impl/UnitsTest.java
@@ -2,6 +2,19 @@
// License & terms of use: http://www.unicode.org/copyright.html
package com.ibm.icu.dev.test.impl;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.math.BigDecimal;
+import java.math.MathContext;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.junit.Test;
+
import com.ibm.icu.dev.test.TestUtil;
import com.ibm.icu.impl.Pair;
import com.ibm.icu.impl.units.ComplexUnitsConverter;
@@ -11,16 +24,6 @@
import com.ibm.icu.impl.units.UnitsRouter;
import com.ibm.icu.util.Measure;
import com.ibm.icu.util.MeasureUnit;
-import org.junit.Test;
-
-import java.io.BufferedReader;
-import java.io.IOException;
-import java.math.BigDecimal;
-import java.math.MathContext;
-import java.util.ArrayList;
-import java.util.List;
-
-import static org.junit.Assert.*;
public class UnitsTest {
diff --git a/icu4j/main/tests/core/src/com/ibm/icu/dev/test/util/ULocaleTest.java b/icu4j/main/tests/core/src/com/ibm/icu/dev/test/util/ULocaleTest.java
index 42e7716..bfa04d6 100644
--- a/icu4j/main/tests/core/src/com/ibm/icu/dev/test/util/ULocaleTest.java
+++ b/icu4j/main/tests/core/src/com/ibm/icu/dev/test/util/ULocaleTest.java
@@ -12,10 +12,10 @@
*/
package com.ibm.icu.dev.test.util;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
import java.io.BufferedReader;
import java.io.IOException;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
